x+x=2x is this possible if not what the correct way

Question

turingtest · Answer

x+x=2x 
is absolutely true and correct
always will be, just like
1+1=2

anonymous · Answer

what property is it

turingtest · Answer

combining like terms
I'll look up the correct name, hold on...

anonymous · Answer

ok

turingtest · Answer

I don't see this fitting into one if the fundamental properties, see if you can find one that looks like it fits on this site. http://www.capitan.k12.nm.us/teachers/shearerk/basic_rules_of_algebra.htm

anonymous · Answer

ya i dont either so what do i say it is

anonymous · Answer

what are 2 examples of this

turingtest · Answer

BRB sorry...

turingtest · Answer

Not sure what you mean, but from this follows the ideas
x+3x=4x
7y-2y=5y
You can prove this with the distributive property:
x+3x=x(1+3)=x(4)=4x

anonymous · Answer

i have 2 more 2 squared =-9 and txt=2x

anonymous · Answer

x times x =2x

turingtest · Answer

I'm sorry I have to leave. You should repost your question so someone else can answer.
BTW x*x=x^2 not 2x